Home / 11,791.33-16,271.94-6,486.04

Finding the Fourth Proportional to 11,791.33, 16,271.94 and 6,486.04

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Solution

The fourth proportional to 11,791.33, 16,271.94 and 6,486.04 is: 8,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.33 : 16,271.94 = 6,486.04 : x
  2. Step 2: Convert to fraction form
    11,791.33/16,271.94 = 6,486.04/x
  3. Step 3: Cross multiply
    11,791.33x = 16,271.94 × 6,486.04
  4. Step 4: Simplify right side
    11,791.33x = 105,540,453.72
  5. Step 5: Solve for x
    x = 105,540,453.72/11,791.33
  6. Step 6: Final answer
    x = 8,950.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.